论文部分内容阅读
应用HP8902A测量接收机检定信号发生器
【出 处】
：
电视与配件
【发表日期】
：
1996年3期
其他文献
目的探讨初治的老年或低增生急性髓细胞白血病（AML）患者采用沙利度胺联合粒细胞集落刺激因子（G-CSF）预激的小剂量高三尖杉酯碱（HHT）和阿糖胞苷（Ara-c）（G-HA）方案诱导缓解的疗效及毒副作
Evaluating the grassland net primary productivity of southern China from 2000 to 2011 using a new cl
Grassland is the important component of the terrestrial ecosystems. Estimating net primary productivity（NPP） of grassland ecosystem has been a central focus in gl
在大学英语教师的教学教案设计中,施教者惯于关注教学大纲、教学规划、施教方法的研究。然不知,隐性课程因素涉及广泛,其教学效果更加不容忽视。隐性课程的开展,有利于学生非
期刊
Cross-resistance pattern to four AHAS-inhibiting herbicides of tribenuron-methyl-resistant flixweed（
Flixweed(Descurainia sophia L.) is a problematic and widespread weed in winter wheat fields and has been controlled by tribenuron-methyl for more than twenty ye
期刊
Wetting patterns and bacterial distributions in different soils from a surface point source applying
Understanding bacterial transportation in unsaturated soil is helpful for reducing and avoiding pathogenic contamination that may be induced by irrigation with
机顶盒（STB)是视频点播(VOD)系统中重要的用户端设备，用户可以通过机顶盒浏览、查找节目，随意选择，并且接收数据节目码流实现与视频服务器的交互。关于“STB”技术，在概念上我们可
高等教育强调培养学生的综合应用能力,随着高职教育改革的不断深化,实践教学比例明显增加,学生实践的过程主要在实训中心完成,加快建设和完善高职实训中心至关重要。本文结合
Stakeholders in the field of food safety management in China can be classified into three categories,government,food producers(farmers and enterprises),and the